1 files changed, 90 insertions, 0 deletions
diff --git a/packages/ExternalStorageProvider/tests/src/com/android/externalstorage/ExternalStorageProviderTest.java b/packages/ExternalStorageProvider/tests/src/com/android/externalstorage/ExternalStorageProviderTest.java
new file mode 100644
index 0000000..f980b60
--- /dev/null
+++ b/packages/ExternalStorageProvider/tests/src/com/android/externalstorage/ExternalStorageProviderTest.java
@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.externalstorage;
+
+import static com.android.externalstorage.ExternalStorageProvider.buildUniqueFile;
+
+import android.os.FileUtils;
+import android.provider.DocumentsContract.Document;
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.MediumTest;
+
+import java.io.File;
+
+@MediumTest
+public class ExternalStorageProviderTest extends AndroidTestCase {
+
+    private File mTarget;
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        mTarget = getContext().getFilesDir();
+        FileUtils.deleteContents(mTarget);
+    }
+
+    @Override
+    protected void tearDown() throws Exception {
+        super.tearDown();
+        FileUtils.deleteContents(mTarget);
+    }
+
+    public void testBuildUniqueFile_normal() throws Exception {
+        assertNameEquals("test.jpg", buildUniqueFile(mTarget, "image/jpeg", "test"));
+        assertNameEquals("test.jpg", buildUniqueFile(mTarget, "image/jpeg", "test.jpg"));
+        assertNameEquals("test.jpeg", buildUniqueFile(mTarget, "image/jpeg", "test.jpeg"));
+        assertNameEquals("TEst.JPeg", buildUniqueFile(mTarget, "image/jpeg", "TEst.JPeg"));
+        assertNameEquals("test.png.jpg", buildUniqueFile(mTarget, "image/jpeg", "test.png.jpg"));
+        assertNameEquals("test.png.jpg", buildUniqueFile(mTarget, "image/jpeg", "test.png"));
+
+        assertNameEquals("test.flac", buildUniqueFile(mTarget, "audio/flac", "test"));
+        assertNameEquals("test.flac", buildUniqueFile(mTarget, "audio/flac", "test.flac"));
+        assertNameEquals("test.flac", buildUniqueFile(mTarget, "application/x-flac", "test"));
+        assertNameEquals("test.flac", buildUniqueFile(mTarget, "application/x-flac", "test.flac"));
+    }
+
+    public void testBuildUniqueFile_unknown() throws Exception {
+        assertNameEquals("test", buildUniqueFile(mTarget, "application/octet-stream", "test"));
+        assertNameEquals("test.jpg", buildUniqueFile(mTarget, "application/octet-stream", "test.jpg"));
+        assertNameEquals(".test", buildUniqueFile(mTarget, "application/octet-stream", ".test"));
+
+        assertNameEquals("test", buildUniqueFile(mTarget, "lolz/lolz", "test"));
+        assertNameEquals("test.lolz", buildUniqueFile(mTarget, "lolz/lolz", "test.lolz"));
+    }
+
+    public void testBuildUniqueFile_dir() throws Exception {
+        assertNameEquals("test", buildUniqueFile(mTarget, Document.MIME_TYPE_DIR, "test"));
+        new File(mTarget, "test").mkdir();
+        assertNameEquals("test (1)", buildUniqueFile(mTarget, Document.MIME_TYPE_DIR, "test"));
+
+        assertNameEquals("test.jpg", buildUniqueFile(mTarget, Document.MIME_TYPE_DIR, "test.jpg"));
+        new File(mTarget, "test.jpg").mkdir();
+        assertNameEquals("test.jpg (1)", buildUniqueFile(mTarget, Document.MIME_TYPE_DIR, "test.jpg"));
+    }
+
+    public void testBuildUniqueFile_increment() throws Exception {
+        assertNameEquals("test.jpg", buildUniqueFile(mTarget, "image/jpeg", "test.jpg"));
+        new File(mTarget, "test.jpg").createNewFile();
+        assertNameEquals("test (1).jpg", buildUniqueFile(mTarget, "image/jpeg", "test.jpg"));
+        new File(mTarget, "test (1).jpg").createNewFile();
+        assertNameEquals("test (2).jpg", buildUniqueFile(mTarget, "image/jpeg", "test.jpg"));
+    }
+
+    private static void assertNameEquals(String expected, File actual) {
+        assertEquals(expected, actual.getName());
+    }
+}